UNFCCC Executive Secretary Christiana Figueres (L) stamps a seal on a seven-meter-long and three-meter-wide map consisted of thousands of portraits during the UN Climate Change Conference held in Tianjin, north China, on Oct. 4, 2010. The portrait map was erected in the coference hall on Monday as a manner to appeal for more attentions on climate change. (Xinhua/Yue Yuewei)